/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product64.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 17:56:00,876 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 17:56:00,879 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 17:56:00,921 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 17:56:00,921 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 17:56:00,932 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 17:56:00,934 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 17:56:00,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 17:56:00,939 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 17:56:00,942 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 17:56:00,943 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 17:56:00,944 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 17:56:00,944 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 17:56:00,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 17:56:00,949 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 17:56:00,951 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 17:56:00,952 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 17:56:00,953 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 17:56:00,954 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 17:56:00,961 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 17:56:00,963 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 17:56:00,964 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 17:56:00,965 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 17:56:00,965 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 17:56:00,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 17:56:00,970 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 17:56:00,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 17:56:00,973 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 17:56:00,973 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 17:56:00,975 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 17:56:00,975 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 17:56:00,976 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 17:56:00,978 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 17:56:00,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 17:56:00,980 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 17:56:00,980 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 17:56:00,981 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 17:56:00,981 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 17:56:00,981 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 17:56:00,982 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 17:56:00,983 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 17:56:00,984 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-12 17:56:01,027 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 17:56:01,028 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 17:56:01,029 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 17:56:01,029 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 17:56:01,030 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 17:56:01,030 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 17:56:01,030 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 17:56:01,030 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 17:56:01,031 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 17:56:01,031 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 17:56:01,032 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 17:56:01,032 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 17:56:01,032 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 17:56:01,033 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 17:56:01,033 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 17:56:01,033 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 17:56:01,033 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 17:56:01,034 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 17:56:01,034 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 17:56:01,034 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 17:56:01,034 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 17:56:01,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:56:01,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 17:56:01,035 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 17:56:01,035 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 17:56:01,035 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 17:56:01,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 17:56:01,036 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 17:56:01,036 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 17:56:01,036 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 17:56:01,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 17:56:01,327 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 17:56:01,333 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 17:56:01,335 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 17:56:01,335 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 17:56:01,336 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product64.cil.c [2020-10-12 17:56:01,396 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d29e43d21/fb33af85967e49eabe667b8b52ef7a1e/FLAG0e8078bbe [2020-10-12 17:56:01,905 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 17:56:01,905 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product64.cil.c [2020-10-12 17:56:01,920 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d29e43d21/fb33af85967e49eabe667b8b52ef7a1e/FLAG0e8078bbe [2020-10-12 17:56:02,236 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d29e43d21/fb33af85967e49eabe667b8b52ef7a1e [2020-10-12 17:56:02,244 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 17:56:02,245 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 17:56:02,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 17:56:02,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 17:56:02,249 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 17:56:02,250 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:56:02" (1/1) ... [2020-10-12 17:56:02,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49d31571 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:56:02, skipping insertion in model container [2020-10-12 17:56:02,252 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:56:02" (1/1) ... [2020-10-12 17:56:02,258 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 17:56:02,309 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 17:56:02,692 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:56:02,704 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 17:56:02,827 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:56:02,869 INFO L208 MainTranslator]: Completed translation [2020-10-12 17:56:02,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:56:02 WrapperNode [2020-10-12 17:56:02,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 17:56:02,870 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 17:56:02,870 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 17:56:02,870 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 17:56:02,884 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:56:02" (1/1) ... [2020-10-12 17:56:02,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:56:02" (1/1) ... [2020-10-12 17:56:02,903 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:56:02" (1/1) ... [2020-10-12 17:56:02,904 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:56:02" (1/1) ... [2020-10-12 17:56:02,949 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:56:02" (1/1) ... [2020-10-12 17:56:02,962 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:56:02" (1/1) ... [2020-10-12 17:56:02,968 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:56:02" (1/1) ... [2020-10-12 17:56:02,990 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 17:56:02,990 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 17:56:02,990 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 17:56:02,991 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 17:56:02,991 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:56:02" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:56:03,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 17:56:03,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 17:56:03,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 17:56:03,071 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 17:56:03,071 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 17:56:03,072 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 17:56:03,072 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 17:56:03,073 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 17:56:03,073 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-12 17:56:03,073 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-12 17:56:03,073 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-12 17:56:03,073 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-12 17:56:03,074 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-12 17:56:03,074 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-12 17:56:03,074 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-12 17:56:03,075 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-12 17:56:03,075 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-12 17:56:03,075 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-12 17:56:03,075 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-12 17:56:03,075 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-12 17:56:03,076 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-12 17:56:03,076 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-12 17:56:03,076 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 17:56:03,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 17:56:03,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-12 17:56:03,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-12 17:56:03,077 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-12 17:56:03,077 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-12 17:56:03,078 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-12 17:56:03,078 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-12 17:56:03,078 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-12 17:56:03,078 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-12 17:56:03,078 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-12 17:56:03,078 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-12 17:56:03,078 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 17:56:03,079 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 17:56:03,079 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 17:56:03,079 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 17:56:03,079 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 17:56:03,079 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 17:56:03,079 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 17:56:03,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 17:56:03,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 17:56:03,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 17:56:03,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 17:56:03,080 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 17:56:03,080 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 17:56:03,080 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 17:56:03,081 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 17:56:03,081 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 17:56:03,081 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 17:56:03,081 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 17:56:03,081 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-12 17:56:03,082 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-12 17:56:03,082 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-12 17:56:03,082 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-12 17:56:03,082 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-12 17:56:03,082 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 17:56:03,083 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-12 17:56:03,083 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-12 17:56:03,083 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-12 17:56:03,083 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-12 17:56:03,083 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-12 17:56:03,083 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-12 17:56:03,084 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-12 17:56:03,084 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-12 17:56:03,084 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-12 17:56:03,084 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-12 17:56:03,084 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-12 17:56:03,085 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-12 17:56:03,085 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-12 17:56:03,087 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-12 17:56:03,087 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-12 17:56:03,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 17:56:03,087 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-12 17:56:03,087 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-12 17:56:03,087 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 17:56:03,087 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 17:56:03,088 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 17:56:03,088 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-12 17:56:03,088 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-12 17:56:03,088 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 17:56:03,089 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 17:56:03,089 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 17:56:03,089 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 17:56:03,090 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 17:56:03,090 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 17:56:03,090 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 17:56:03,090 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 17:56:03,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 17:56:03,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 17:56:03,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 17:56:03,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 17:56:03,091 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 17:56:03,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 17:56:03,091 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 17:56:03,091 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 17:56:03,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 17:56:03,091 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 17:56:03,092 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 17:56:03,092 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 17:56:03,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 17:56:03,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 17:56:03,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 17:56:04,109 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 17:56:04,110 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-12 17:56:04,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:56:04 BoogieIcfgContainer [2020-10-12 17:56:04,115 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 17:56:04,116 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 17:56:04,116 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 17:56:04,119 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 17:56:04,119 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 05:56:02" (1/3) ... [2020-10-12 17:56:04,120 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6320f802 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:56:04, skipping insertion in model container [2020-10-12 17:56:04,120 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:56:02" (2/3) ... [2020-10-12 17:56:04,121 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6320f802 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:56:04, skipping insertion in model container [2020-10-12 17:56:04,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:56:04" (3/3) ... [2020-10-12 17:56:04,123 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product64.cil.c [2020-10-12 17:56:04,132 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 17:56:04,140 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 17:56:04,153 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 17:56:04,176 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 17:56:04,176 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 17:56:04,176 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 17:56:04,176 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 17:56:04,177 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 17:56:04,177 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 17:56:04,177 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 17:56:04,177 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 17:56:04,199 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2020-10-12 17:56:04,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-12 17:56:04,210 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:56:04,211 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:56:04,211 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:56:04,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:56:04,218 INFO L82 PathProgramCache]: Analyzing trace with hash 1876229816, now seen corresponding path program 1 times [2020-10-12 17:56:04,226 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:56:04,227 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1936146977] [2020-10-12 17:56:04,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:56:04,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:04,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:04,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:05,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:05,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:06,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:09,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:09,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:09,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-12 17:56:09,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:56:09,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-12 17:56:09,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:09,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-12 17:56:09,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:56:09,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-10-12 17:56:09,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 17:56:09,921 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:56:09,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:56:09,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:09,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:10,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:10,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:10,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:10,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-12 17:56:10,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:10,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:10,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:10,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:56:10,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:10,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:56:10,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:10,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:10,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:10,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:56:10,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:10,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:56:10,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:10,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:10,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:10,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:56:10,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:10,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:56:10,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:10,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:10,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:10,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:56:10,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:10,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:10,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:10,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:10,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:10,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:56:10,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:10,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:56:10,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:10,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:10,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:10,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:10,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:10,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:56:10,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:10,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:10,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:10,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:56:10,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:10,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:56:10,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:10,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:10,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:10,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:56:10,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:10,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:10,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:10,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:10,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:10,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:56:10,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:10,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:56:10,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:10,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:10,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:10,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:10,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:10,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:56:10,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:10,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:10,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:10,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:56:10,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:10,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-12 17:56:10,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:10,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:10,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:10,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:10,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:10,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:56:10,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:10,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:10,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:10,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:56:10,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:10,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 17:56:10,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:10,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:10,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:10,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:10,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:10,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:56:10,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:10,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:56:10,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:10,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:56:10,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:10,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 17:56:10,139 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1936146977] [2020-10-12 17:56:10,140 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:56:10,141 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-12 17:56:10,142 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866673573] [2020-10-12 17:56:10,147 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-12 17:56:10,147 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:56:10,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-12 17:56:10,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-12 17:56:10,163 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 8 states. [2020-10-12 17:56:10,833 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:56:12,045 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-10-12 17:56:12,323 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:56:12,569 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:56:13,365 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:56:14,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:56:14,748 INFO L93 Difference]: Finished difference Result 475 states and 655 transitions. [2020-10-12 17:56:14,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-12 17:56:14,750 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-10-12 17:56:14,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:56:14,766 INFO L225 Difference]: With dead ends: 475 [2020-10-12 17:56:14,766 INFO L226 Difference]: Without dead ends: 300 [2020-10-12 17:56:14,771 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=79, Invalid=227, Unknown=0, NotChecked=0, Total=306 [2020-10-12 17:56:14,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2020-10-12 17:56:14,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 260. [2020-10-12 17:56:14,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2020-10-12 17:56:14,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 319 transitions. [2020-10-12 17:56:14,892 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 319 transitions. Word has length 51 [2020-10-12 17:56:14,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:56:14,892 INFO L479 AbstractCegarLoop]: Abstraction has 260 states and 319 transitions. [2020-10-12 17:56:14,892 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-12 17:56:14,893 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 319 transitions. [2020-10-12 17:56:14,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-10-12 17:56:14,898 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:56:14,898 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:56:14,899 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 17:56:14,899 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:56:14,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:56:14,900 INFO L82 PathProgramCache]: Analyzing trace with hash 443995890, now seen corresponding path program 1 times [2020-10-12 17:56:14,900 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:56:14,900 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [452912124] [2020-10-12 17:56:14,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:56:14,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:14,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:15,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:15,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:17,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:19,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:19,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 153 [2020-10-12 17:56:19,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:56:19,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-12 17:56:19,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:19,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-12 17:56:19,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:56:19,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 135 [2020-10-12 17:56:19,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:20,239 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:56:20,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:56:20,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:20,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:20,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:20,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:20,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:20,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-12 17:56:20,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:20,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:20,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:20,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:56:20,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:20,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:56:20,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:20,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:20,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:20,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:56:20,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:20,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:56:20,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:20,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:20,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:20,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:56:20,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:56:20,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:56:20,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:20,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:20,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:20,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:56:20,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:20,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:20,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:20,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:20,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:20,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:56:20,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:56:20,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:56:20,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:20,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:20,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:20,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:20,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:20,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:56:20,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:20,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:20,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:20,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:56:20,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:56:20,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:56:20,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:20,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:20,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:20,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:56:20,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:20,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:20,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:20,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:20,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:20,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:56:20,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:56:20,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:56:20,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:20,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:20,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:20,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:20,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:20,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:56:20,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:20,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:20,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:20,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:56:20,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:56:20,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-12 17:56:20,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:20,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:20,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:20,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:20,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:20,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-12 17:56:20,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:56:20,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 203 [2020-10-12 17:56:20,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:20,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:56:20,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:20,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-12 17:56:20,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:20,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:56:20,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:20,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:20,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:20,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:20,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:56:20,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:56:20,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 260 [2020-10-12 17:56:20,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:20,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:56:20,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:20,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-12 17:56:20,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:20,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:56:20,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:20,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:20,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:21,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:21,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:56:21,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:56:21,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 140 [2020-10-12 17:56:21,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:21,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:56:21,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:21,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-12 17:56:21,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:56:21,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:56:21,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:21,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:21,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:21,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:21,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:56:21,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:56:21,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 17:56:21,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:21,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:56:21,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:56:21,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:56:21,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:21,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:56:21,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:21,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:21,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:21,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:56:21,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:21,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:56:21,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:21,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:56:21,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:21,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:56:21,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:56:21,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:56:21,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:21,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:21,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:21,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:56:21,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:21,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 17:56:21,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:21,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:56:21,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:21,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 17:56:21,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:21,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:56:21,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:21,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:21,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:21,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:56:21,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:21,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:56:21,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:21,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:56:21,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:21,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:56:21,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:21,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:56:21,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:21,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:21,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:21,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:21,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:21,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:56:21,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:21,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:56:21,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:21,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:56:21,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:21,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:56:21,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:21,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:21,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:21,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:21,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:21,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:21,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:21,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:21,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:21,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:56:21,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:56:21,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-12 17:56:21,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:21,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:21,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:21,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:21,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:21,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:56:21,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:21,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:56:21,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:21,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:56:21,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:21,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-12 17:56:21,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:21,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:21,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:21,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:21,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:21,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:21,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:21,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:21,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:56:21,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:21,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:21,354 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-12 17:56:21,355 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [452912124] [2020-10-12 17:56:21,355 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:56:21,355 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-10-12 17:56:21,355 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437085089] [2020-10-12 17:56:21,358 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-12 17:56:21,358 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:56:21,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-12 17:56:21,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=209, Unknown=0, NotChecked=0, Total=240 [2020-10-12 17:56:21,360 INFO L87 Difference]: Start difference. First operand 260 states and 319 transitions. Second operand 16 states. [2020-10-12 17:56:22,060 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:56:23,041 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:56:23,373 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:56:23,659 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 17:56:24,145 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:56:24,414 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:56:24,734 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:56:25,010 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:56:25,497 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:56:25,794 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:56:26,072 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:56:26,743 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:56:26,986 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:56:27,242 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:56:27,486 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:56:28,532 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:56:28,760 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:56:29,006 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:56:29,233 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:56:30,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:56:30,429 INFO L93 Difference]: Finished difference Result 819 states and 1189 transitions. [2020-10-12 17:56:30,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-12 17:56:30,430 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 105 [2020-10-12 17:56:30,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:56:30,439 INFO L225 Difference]: With dead ends: 819 [2020-10-12 17:56:30,439 INFO L226 Difference]: Without dead ends: 539 [2020-10-12 17:56:30,447 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 40 SyntacticMatches, 2 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 321 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=266, Invalid=1456, Unknown=0, NotChecked=0, Total=1722 [2020-10-12 17:56:30,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 539 states. [2020-10-12 17:56:30,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 539 to 438. [2020-10-12 17:56:30,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 438 states. [2020-10-12 17:56:30,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 438 states and 531 transitions. [2020-10-12 17:56:30,555 INFO L78 Accepts]: Start accepts. Automaton has 438 states and 531 transitions. Word has length 105 [2020-10-12 17:56:30,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:56:30,556 INFO L479 AbstractCegarLoop]: Abstraction has 438 states and 531 transitions. [2020-10-12 17:56:30,556 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-12 17:56:30,556 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 531 transitions. [2020-10-12 17:56:30,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-12 17:56:30,561 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:56:30,562 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:56:30,562 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 17:56:30,562 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:56:30,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:56:30,563 INFO L82 PathProgramCache]: Analyzing trace with hash 1375314524, now seen corresponding path program 1 times [2020-10-12 17:56:30,563 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:56:30,563 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2126484663] [2020-10-12 17:56:30,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:56:30,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:30,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:30,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:30,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:30,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:33,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:33,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:35,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:35,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 201 [2020-10-12 17:56:35,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:56:35,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-12 17:56:35,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:35,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:56:35,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:56:35,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 171 [2020-10-12 17:56:35,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:35,935 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:56:35,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:56:35,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:35,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:36,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:36,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:36,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:36,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-12 17:56:36,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:36,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:36,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:36,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:56:36,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:56:36,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:56:36,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:36,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:36,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:36,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:56:36,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:36,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:36,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:36,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:36,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:36,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:56:36,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:36,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:56:36,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:36,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:36,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:36,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:56:36,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:36,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:36,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:36,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:36,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:36,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:56:36,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:36,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:56:36,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:36,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:36,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:36,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:36,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:36,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:56:36,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:36,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:36,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:36,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:56:36,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:56:36,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:56:36,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:36,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:36,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:36,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:56:36,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:36,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:36,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:36,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:36,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:36,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:56:36,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:56:36,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:56:36,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:36,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:36,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:36,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:36,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:36,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:36,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:36,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:36,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:36,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:56:36,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:56:36,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 17:56:36,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:36,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:36,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:36,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:36,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:36,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:56:36,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:36,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:36,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:36,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:56:36,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:56:36,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 17:56:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:36,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:36,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:36,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:36,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-12 17:56:36,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:56:36,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-12 17:56:36,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:36,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:56:36,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-12 17:56:36,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:56:36,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:56:36,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:56:36,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:36,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:36,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:36,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-12 17:56:36,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:36,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-12 17:56:36,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:36,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:56:36,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 17:56:36,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:56:36,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:56:36,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:56:36,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:36,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:36,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:36,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:56:36,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:36,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-12 17:56:36,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:36,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:56:36,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-12 17:56:36,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:56:36,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:36,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:56:36,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:36,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:36,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:36,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:56:36,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:36,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-12 17:56:36,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:36,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:56:36,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-12 17:56:36,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:56:36,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:36,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:56:36,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:36,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:36,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:36,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:56:36,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:36,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:56:36,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:36,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:56:36,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:36,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:56:36,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:36,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:56:36,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:36,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:36,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:36,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:56:36,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:36,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:36,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:36,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:36,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:36,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:36,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:36,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:56:36,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:36,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:36,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:36,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:56:36,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:36,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:56:36,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:36,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:36,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 17:56:36,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:36,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:36,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:56:36,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:36,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:36,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:36,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:56:36,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:36,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:36,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:36,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:36,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:36,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:36,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:36,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:56:36,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:36,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:36,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:36,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:36,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:36,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:36,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:36,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:36,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:36,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:36,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:36,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:56:36,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:36,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:36,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:36,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:36,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:36,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:36,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:36,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:36,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:36,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:36,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:36,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-12 17:56:36,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:36,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:36,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:36,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:56:36,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:36,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:56:36,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:36,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:36,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 17:56:36,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:36,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:36,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:56:36,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:36,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:36,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:36,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:36,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:36,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:56:36,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:36,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:36,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:36,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:36,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:36,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-12 17:56:36,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:36,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:36,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:36,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:36,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:36,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:36,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:36,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:36,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:36,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:56:36,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:36,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-12 17:56:36,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:36,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:36,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:36,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:36,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:36,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:56:36,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:36,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:36,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:36,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:56:36,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:36,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-12 17:56:36,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:36,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:36,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:36,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:36,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:36,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:36,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:36,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:36,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:56:36,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:36,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:36,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-12 17:56:36,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:36,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:36,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:36,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:36,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:36,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:36,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:36,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:36,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:56:36,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:36,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:36,579 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-12 17:56:36,579 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2126484663] [2020-10-12 17:56:36,580 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:56:36,580 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-12 17:56:36,580 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841836606] [2020-10-12 17:56:36,582 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-12 17:56:36,582 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:56:36,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-12 17:56:36,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-10-12 17:56:36,583 INFO L87 Difference]: Start difference. First operand 438 states and 531 transitions. Second operand 13 states. [2020-10-12 17:56:36,986 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:56:38,056 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:56:38,311 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 17:56:38,603 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:56:38,902 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 17:56:39,129 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:56:39,431 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:56:39,758 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:56:40,031 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:56:43,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:56:43,703 INFO L93 Difference]: Finished difference Result 1821 states and 2718 transitions. [2020-10-12 17:56:43,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-10-12 17:56:43,704 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 141 [2020-10-12 17:56:43,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:56:43,718 INFO L225 Difference]: With dead ends: 1821 [2020-10-12 17:56:43,718 INFO L226 Difference]: Without dead ends: 1411 [2020-10-12 17:56:43,722 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 55 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 569 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=480, Invalid=1412, Unknown=0, NotChecked=0, Total=1892 [2020-10-12 17:56:43,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1411 states. [2020-10-12 17:56:43,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1411 to 855. [2020-10-12 17:56:43,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 855 states. [2020-10-12 17:56:43,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 855 states and 1062 transitions. [2020-10-12 17:56:43,942 INFO L78 Accepts]: Start accepts. Automaton has 855 states and 1062 transitions. Word has length 141 [2020-10-12 17:56:43,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:56:43,943 INFO L479 AbstractCegarLoop]: Abstraction has 855 states and 1062 transitions. [2020-10-12 17:56:43,943 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-12 17:56:43,943 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1062 transitions. [2020-10-12 17:56:43,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-12 17:56:43,951 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:56:43,952 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:56:43,952 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 17:56:43,952 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:56:43,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:56:43,953 INFO L82 PathProgramCache]: Analyzing trace with hash 376351470, now seen corresponding path program 1 times [2020-10-12 17:56:43,953 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:56:43,953 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [595545020] [2020-10-12 17:56:43,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:56:43,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:44,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:44,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:44,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:44,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:47,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:47,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 202 [2020-10-12 17:56:47,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:56:47,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3491 [2020-10-12 17:56:47,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:47,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 17:56:47,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:56:47,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-12 17:56:47,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:47,704 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:56:47,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:56:47,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:47,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:47,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:47,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:47,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:47,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-12 17:56:47,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:47,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:47,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:47,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:56:47,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:47,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:56:47,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:47,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:47,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:47,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:56:47,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:47,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:47,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:47,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:47,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:47,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:56:47,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:47,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:56:47,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:47,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:47,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:47,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:56:47,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:47,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:47,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:47,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:47,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:47,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:56:47,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:47,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:56:47,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:47,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:47,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:47,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:47,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:47,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:47,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:47,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:47,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:47,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:56:47,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:47,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:56:47,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:47,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:47,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:47,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:56:47,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:47,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:47,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:47,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:47,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:47,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:56:47,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:47,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:56:47,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:47,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:47,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:47,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:47,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:47,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:47,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:47,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:47,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:47,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:56:47,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:47,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 17:56:47,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:47,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:47,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:47,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:56:47,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:47,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:47,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:47,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:47,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:47,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:56:47,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:47,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 17:56:47,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:47,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:47,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:47,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-12 17:56:47,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:47,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-12 17:56:47,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:47,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:56:47,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:56:47,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-12 17:56:47,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:47,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:56:47,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:47,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:47,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:47,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-12 17:56:47,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:47,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-12 17:56:47,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:47,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:56:47,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:47,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-12 17:56:47,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:47,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:56:47,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:47,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:47,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:47,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:56:47,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:47,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:56:47,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:47,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:47,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:47,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 17:56:47,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:47,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:56:47,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:47,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:47,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:47,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:56:47,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:47,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:56:47,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:47,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:47,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:47,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-12 17:56:47,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:56:48,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:56:48,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:48,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:48,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:48,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:56:48,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:48,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:56:48,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:48,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:48,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:48,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:56:48,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:48,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:56:48,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:48,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:48,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:48,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:56:48,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:48,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:48,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:48,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:48,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:48,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-12 17:56:48,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:48,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:56:48,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:48,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:48,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:48,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:56:48,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:48,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:56:48,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:48,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:48,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:48,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-12 17:56:48,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:48,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:56:48,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:48,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:48,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:48,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:56:48,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:48,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:48,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:48,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:48,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:48,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:48,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:48,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:56:48,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:48,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:48,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:48,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:48,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:48,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:48,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:48,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:48,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:48,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:48,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:48,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:56:48,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:48,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:48,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:48,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:48,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:48,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:48,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:48,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:48,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:48,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:48,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:48,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-12 17:56:48,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:48,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:48,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:48,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:56:48,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:48,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:56:48,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:48,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:48,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:48,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:56:48,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:48,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:56:48,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:48,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:48,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:48,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:48,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:48,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:48,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:48,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:48,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:48,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:48,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:48,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-12 17:56:48,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:48,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:48,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:48,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:48,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:48,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:48,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:48,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:48,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:56:48,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:48,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:48,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-12 17:56:48,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:48,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:48,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:48,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:48,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:48,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:48,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:48,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:48,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:56:48,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:48,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:48,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-12 17:56:48,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:48,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:48,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:48,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:48,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:48,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:48,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:48,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:48,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:56:48,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:48,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:48,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-12 17:56:48,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:48,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:48,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:48,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:48,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:48,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:48,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:48,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:48,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:56:48,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:48,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:48,152 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-12 17:56:48,153 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [595545020] [2020-10-12 17:56:48,153 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:56:48,153 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-12 17:56:48,153 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340050360] [2020-10-12 17:56:48,154 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-12 17:56:48,154 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:56:48,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-12 17:56:48,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2020-10-12 17:56:48,155 INFO L87 Difference]: Start difference. First operand 855 states and 1062 transitions. Second operand 13 states. [2020-10-12 17:56:48,653 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:56:49,444 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-10-12 17:56:53,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:56:53,498 INFO L93 Difference]: Finished difference Result 2871 states and 4002 transitions. [2020-10-12 17:56:53,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2020-10-12 17:56:53,499 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 142 [2020-10-12 17:56:53,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:56:53,514 INFO L225 Difference]: With dead ends: 2871 [2020-10-12 17:56:53,514 INFO L226 Difference]: Without dead ends: 2044 [2020-10-12 17:56:53,518 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 57 SyntacticMatches, 4 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 905 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=552, Invalid=2310, Unknown=0, NotChecked=0, Total=2862 [2020-10-12 17:56:53,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2044 states. [2020-10-12 17:56:53,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2044 to 1607. [2020-10-12 17:56:53,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1607 states. [2020-10-12 17:56:53,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1607 states and 2018 transitions. [2020-10-12 17:56:53,805 INFO L78 Accepts]: Start accepts. Automaton has 1607 states and 2018 transitions. Word has length 142 [2020-10-12 17:56:53,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:56:53,806 INFO L479 AbstractCegarLoop]: Abstraction has 1607 states and 2018 transitions. [2020-10-12 17:56:53,806 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-12 17:56:53,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1607 states and 2018 transitions. [2020-10-12 17:56:53,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-12 17:56:53,810 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:56:53,810 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:56:53,810 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-12 17:56:53,810 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:56:53,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:56:53,811 INFO L82 PathProgramCache]: Analyzing trace with hash -697885784, now seen corresponding path program 1 times [2020-10-12 17:56:53,811 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:56:53,811 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [255227966] [2020-10-12 17:56:53,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:56:53,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:53,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:53,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:54,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:54,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:54,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 208 [2020-10-12 17:56:54,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:56:54,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 608 [2020-10-12 17:56:54,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:54,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:56:54,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 152 [2020-10-12 17:56:54,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-12 17:56:54,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:54,720 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:56:54,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:56:54,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:54,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:54,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:54,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:54,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:54,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-12 17:56:54,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:54,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:54,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:54,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:54,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:56:54,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:56:54,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:54,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:54,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:54,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:56:54,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:54,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:54,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:54,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:54,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:54,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:54,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:56:54,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:56:54,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:54,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:54,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:54,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:56:54,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:54,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:54,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:54,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:54,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:54,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:54,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:56:54,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:56:54,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:54,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:54,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:54,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:54,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:54,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:54,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:54,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:54,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:54,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:54,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:56:54,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:56:54,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:54,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:54,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:54,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:56:54,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:54,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:54,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:54,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:54,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:54,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:54,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:56:54,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:56:54,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:54,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:54,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:54,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:54,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:54,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:54,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:54,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:54,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:54,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:54,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:56:54,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:56:54,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:54,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:54,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:54,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:54,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:54,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:54,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:54,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:54,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:54,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:54,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:56:54,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 17:56:54,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:54,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:54,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:54,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:56:54,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:54,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:56:54,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:54,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:54,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:54,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:54,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:56:54,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-12 17:56:54,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:54,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:54,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:54,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-12 17:56:54,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:54,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 17:56:54,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:54,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:54,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:54,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-12 17:56:54,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:56:54,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:56:54,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:54,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:54,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:54,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-12 17:56:54,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:54,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:56:54,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:54,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:54,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:54,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:54,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:54,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:56:54,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:54,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:54,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:54,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:56:54,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:54,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:56:54,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:54,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:54,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:54,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:54,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:54,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:56:54,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:54,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:54,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:54,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:56:54,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:54,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:56:54,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:54,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:54,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:54,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:54,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:54,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:56:54,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:54,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:54,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:54,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:56:54,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:54,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:54,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:54,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:54,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:54,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:54,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:54,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:56:54,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:54,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:54,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:54,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:56:54,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:54,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:54,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:54,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:54,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:54,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:54,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:54,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:56:54,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:54,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:54,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:54,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:56:54,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:54,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:56:54,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:54,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:54,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:54,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:54,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:54,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:56:54,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:54,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:54,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:54,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:56:54,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:54,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:54,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:54,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:54,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:54,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:54,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:54,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:56:54,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:54,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:54,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:54,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:54,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:54,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:54,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:54,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:54,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:54,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:54,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:56:54,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:56:54,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:54,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:54,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:54,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:54,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:54,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:54,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:54,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:54,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:54,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:54,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:54,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-12 17:56:54,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:54,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:54,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:54,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:56:54,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:54,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:56:54,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:55,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:55,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:55,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 17:56:55,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:55,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:56:55,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:55,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:55,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:55,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:55,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:55,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:55,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:55,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:55,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:55,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:55,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:55,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-12 17:56:55,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:55,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:55,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:55,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:55,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:55,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:55,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:55,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:55,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:55,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:56:55,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:55,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-12 17:56:55,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:55,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:55,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:55,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:55,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:55,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:55,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:55,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:55,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:55,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:56:55,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:55,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-12 17:56:55,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:55,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:55,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:55,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:55,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:55,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:55,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:55,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:55,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:55,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:56:55,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:55,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-12 17:56:55,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:55,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:55,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:55,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:55,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:55,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:55,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:55,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:56:55,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:55,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:56:55,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:55,062 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-12 17:56:55,062 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [255227966] [2020-10-12 17:56:55,063 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:56:55,063 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-12 17:56:55,064 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243584423] [2020-10-12 17:56:55,065 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-12 17:56:55,065 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:56:55,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-12 17:56:55,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-12 17:56:55,065 INFO L87 Difference]: Start difference. First operand 1607 states and 2018 transitions. Second operand 10 states. [2020-10-12 17:56:55,649 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:56:59,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:56:59,315 INFO L93 Difference]: Finished difference Result 3395 states and 4722 transitions. [2020-10-12 17:56:59,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-12 17:56:59,315 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 146 [2020-10-12 17:56:59,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:56:59,338 INFO L225 Difference]: With dead ends: 3395 [2020-10-12 17:56:59,338 INFO L226 Difference]: Without dead ends: 3392 [2020-10-12 17:56:59,341 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=248, Invalid=744, Unknown=0, NotChecked=0, Total=992 [2020-10-12 17:56:59,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3392 states. [2020-10-12 17:57:00,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3392 to 2666. [2020-10-12 17:57:00,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2666 states. [2020-10-12 17:57:00,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2666 states to 2666 states and 3391 transitions. [2020-10-12 17:57:00,053 INFO L78 Accepts]: Start accepts. Automaton has 2666 states and 3391 transitions. Word has length 146 [2020-10-12 17:57:00,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:57:00,054 INFO L479 AbstractCegarLoop]: Abstraction has 2666 states and 3391 transitions. [2020-10-12 17:57:00,055 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-12 17:57:00,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2666 states and 3391 transitions. [2020-10-12 17:57:00,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2020-10-12 17:57:00,065 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:57:00,065 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:57:00,066 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-12 17:57:00,066 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:57:00,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:57:00,066 INFO L82 PathProgramCache]: Analyzing trace with hash 1987818486, now seen corresponding path program 1 times [2020-10-12 17:57:00,067 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:57:00,068 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [185771653] [2020-10-12 17:57:00,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:57:00,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:00,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:00,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:00,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:00,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:00,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:00,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:00,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:00,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-12 17:57:00,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:57:00,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 803 [2020-10-12 17:57:00,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:00,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:57:00,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-12 17:57:00,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 151 [2020-10-12 17:57:00,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:01,125 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:57:01,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:57:01,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:01,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-12 17:57:01,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:01,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:01,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:01,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:01,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:57:01,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:57:01,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:01,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:01,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:01,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:01,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:57:01,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:57:01,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:57:01,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:01,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:01,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:01,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:01,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:01,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:57:01,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:01,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:01,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:01,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:01,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:01,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:01,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:57:01,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:57:01,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:01,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:01,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:01,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:01,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:01,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:57:01,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:01,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:57:01,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:01,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:01,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:01,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:57:01,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:57:01,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:01,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:01,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:01,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:01,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:01,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:01,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 17:57:01,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:57:01,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:57:01,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:01,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:01,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:01,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:01,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-12 17:57:01,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-12 17:57:01,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 17:57:01,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:57:01,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:01,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-12 17:57:01,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:01,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:57:01,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-12 17:57:01,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 17:57:01,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:57:01,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:01,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-12 17:57:01,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:01,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:57:01,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:57:01,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:57:01,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:01,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:01,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:01,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:01,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:57:01,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:57:01,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:57:01,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:01,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:01,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:01,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:01,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:57:01,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:57:01,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:57:01,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:01,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:01,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:01,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:01,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:57:01,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:57:01,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:01,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:01,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:01,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:01,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:01,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:57:01,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:57:01,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:57:01,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:01,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:01,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:01,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:01,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:57:01,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:57:01,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:57:01,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:01,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:01,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:01,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:01,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:57:01,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:01,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:01,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:01,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:01,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:01,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:01,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:57:01,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:01,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:57:01,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:01,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:01,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:01,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:01,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-12 17:57:01,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:57:01,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:57:01,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:57:01,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:01,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:57:01,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:01,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:57:01,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:01,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:01,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:01,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:01,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:01,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:01,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-12 17:57:01,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:01,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:57:01,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:57:01,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:01,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:57:01,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:57:01,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-12 17:57:01,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 17:57:01,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:57:01,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 17:57:01,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:57:01,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-12 17:57:01,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-12 17:57:01,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:01,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:57:01,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:01,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:01,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:01,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:01,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:01,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:01,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:57:01,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-12 17:57:01,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:57:01,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:57:01,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:01,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-12 17:57:01,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:01,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:57:01,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:01,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:57:01,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:01,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:01,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:01,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:01,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 17:57:01,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:01,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:01,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:01,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:01,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:01,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:01,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-12 17:57:01,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:01,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:57:01,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:57:01,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:01,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:57:01,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:01,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-12 17:57:01,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:01,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:01,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:01,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:57:01,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:01,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:01,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-12 17:57:01,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:01,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:01,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:01,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:01,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:01,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:01,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:01,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:01,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:57:01,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:01,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:01,521 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 29 proven. 5 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2020-10-12 17:57:01,526 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [185771653] [2020-10-12 17:57:01,526 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:57:01,527 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-12 17:57:01,527 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456660467] [2020-10-12 17:57:01,527 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-12 17:57:01,528 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:57:01,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-12 17:57:01,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-12 17:57:01,528 INFO L87 Difference]: Start difference. First operand 2666 states and 3391 transitions. Second operand 11 states. [2020-10-12 17:57:01,989 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:57:02,662 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:57:05,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:57:05,625 INFO L93 Difference]: Finished difference Result 4800 states and 6270 transitions. [2020-10-12 17:57:05,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-10-12 17:57:05,625 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 176 [2020-10-12 17:57:05,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:57:05,644 INFO L225 Difference]: With dead ends: 4800 [2020-10-12 17:57:05,645 INFO L226 Difference]: Without dead ends: 2162 [2020-10-12 17:57:05,653 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 597 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=378, Invalid=1602, Unknown=0, NotChecked=0, Total=1980 [2020-10-12 17:57:05,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2162 states. [2020-10-12 17:57:05,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2162 to 1634. [2020-10-12 17:57:05,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1634 states. [2020-10-12 17:57:06,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 1634 states and 2013 transitions. [2020-10-12 17:57:06,004 INFO L78 Accepts]: Start accepts. Automaton has 1634 states and 2013 transitions. Word has length 176 [2020-10-12 17:57:06,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:57:06,004 INFO L479 AbstractCegarLoop]: Abstraction has 1634 states and 2013 transitions. [2020-10-12 17:57:06,004 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-12 17:57:06,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1634 states and 2013 transitions. [2020-10-12 17:57:06,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2020-10-12 17:57:06,013 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:57:06,013 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:57:06,013 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-12 17:57:06,013 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:57:06,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:57:06,014 INFO L82 PathProgramCache]: Analyzing trace with hash 677898259, now seen corresponding path program 1 times [2020-10-12 17:57:06,014 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:57:06,014 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [901101622] [2020-10-12 17:57:06,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:57:06,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:06,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:06,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:06,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:06,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:06,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:06,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:06,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:06,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:09,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:11,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:11,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 365 [2020-10-12 17:57:11,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-12 17:57:11,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-12 17:57:11,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:11,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-12 17:57:11,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:57:11,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 214 [2020-10-12 17:57:11,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:11,332 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:57:11,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:57:11,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:11,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:11,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:11,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:11,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:11,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-12 17:57:11,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:11,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:57:11,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:11,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:57:11,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:11,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:57:11,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:11,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:11,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:11,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:57:11,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:11,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:57:11,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:11,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:57:11,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:11,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:57:11,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:11,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:57:11,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:11,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:11,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:11,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:57:11,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:11,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:11,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:11,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:57:11,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:11,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:57:11,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:11,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:57:11,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:11,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:11,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:11,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:11,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:11,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:57:11,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:11,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:57:11,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:11,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:57:11,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:11,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:57:11,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:11,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:11,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:11,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:57:11,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:11,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:11,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:11,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:57:11,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:11,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:57:11,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:11,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:57:11,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:11,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:11,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:11,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:11,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:11,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:57:11,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:11,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:57:11,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:11,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:57:11,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:11,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:57:11,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:11,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:11,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:11,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:11,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:11,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:57:11,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:11,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:57:11,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:57:11,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:57:11,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:11,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-12 17:57:11,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:11,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:11,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:11,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:11,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:11,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:57:11,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:11,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:57:11,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:11,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:57:11,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:11,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:57:11,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:11,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:11,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:11,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-12 17:57:11,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:11,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-12 17:57:11,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:11,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:57:11,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:57:11,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-12 17:57:11,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:11,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:57:11,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:11,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:11,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:11,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-12 17:57:11,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:11,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 17:57:11,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:11,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:57:11,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:11,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-12 17:57:11,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:11,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:57:11,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:11,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:11,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:11,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:57:11,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:11,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:57:11,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:11,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:11,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:11,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:11,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:11,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:57:11,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:11,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:11,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:11,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:57:11,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:11,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:57:11,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:11,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:11,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:11,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:11,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:11,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:57:11,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:11,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:11,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:11,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:57:11,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:11,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:57:11,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:11,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:11,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:11,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:11,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:11,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:57:11,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:11,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:11,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:11,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:57:11,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:11,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:57:11,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:11,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:11,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:11,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:11,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 17:57:11,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:57:11,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:11,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:11,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:11,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:57:11,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:11,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:57:11,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:11,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:11,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:11,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:11,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:11,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:57:11,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:11,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:11,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:11,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:57:11,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:11,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:57:11,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:11,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:11,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:11,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:11,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:11,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:57:11,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:11,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:11,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:11,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:11,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:11,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:11,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:11,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:11,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:11,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:11,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:11,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:57:11,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:11,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:11,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:11,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:11,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:11,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:11,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:11,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:11,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:11,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:11,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:11,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-12 17:57:11,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:11,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:11,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:11,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:57:11,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:11,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:57:11,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:11,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:57:11,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:11,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:57:11,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:11,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:57:11,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:11,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:11,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:11,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:11,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:11,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:11,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:11,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:11,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:11,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:11,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:11,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-12 17:57:11,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:11,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:11,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:11,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:11,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:11,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:57:11,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:11,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:57:11,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:11,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:57:11,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:11,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-12 17:57:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:11,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:11,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:12,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:12,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-12 17:57:12,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:57:12,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 349 [2020-10-12 17:57:12,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:12,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 17:57:12,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-12 17:57:12,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-12 17:57:12,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:12,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:57:12,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:12,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:12,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:12,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:12,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:12,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:12,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:12,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:12,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:12,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:12,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:12,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:57:12,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:12,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:12,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:12,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-12 17:57:12,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:12,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-12 17:57:12,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:12,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:57:12,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:12,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 17:57:12,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:12,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:57:12,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:12,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:12,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:12,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:57:12,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:12,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:57:12,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:12,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:57:12,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:12,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:57:12,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:12,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:57:12,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:12,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:12,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:12,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:12,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:12,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:57:12,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:12,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:57:12,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:12,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:57:12,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:12,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 17:57:12,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:12,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:12,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:12,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 17:57:12,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:12,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 17:57:12,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:12,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:57:12,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:12,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-12 17:57:12,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:12,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:57:12,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:12,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:12,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:12,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:57:12,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:12,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:57:12,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:12,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:12,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:12,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:12,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:12,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:57:12,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:12,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:12,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:12,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:12,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:12,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:12,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:12,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:12,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:12,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:12,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:12,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 17:57:12,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:12,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:12,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:12,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:57:12,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:12,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:12,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:12,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:12,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:12,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:12,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:12,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:57:12,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:12,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:12,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:12,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:57:12,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:12,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:12,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:12,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:12,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:12,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:12,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:12,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-12 17:57:12,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:12,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:12,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:12,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-12 17:57:12,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:12,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 17:57:12,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:12,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:57:12,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:57:12,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 17:57:12,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:12,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:57:12,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:12,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:12,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:12,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:12,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:12,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:57:12,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:12,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:57:12,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:12,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:57:12,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:12,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 17:57:12,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:12,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:12,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:12,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:12,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:12,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:57:12,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:12,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:57:12,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:12,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:57:12,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:12,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-10-12 17:57:12,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:12,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:12,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:12,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:12,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:12,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:12,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:12,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:12,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:57:12,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:12,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:12,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2020-10-12 17:57:12,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:12,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:12,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:12,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-12 17:57:12,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:12,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:57:12,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:12,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:12,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-12 17:57:12,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:12,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:12,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:57:12,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:12,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:12,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:12,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:57:12,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:12,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:57:12,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:12,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:12,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:12,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:12,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:12,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:57:12,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:12,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:12,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:12,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:12,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:12,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:12,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:12,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:12,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:12,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:12,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:12,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 17:57:12,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:12,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:12,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:12,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 17:57:12,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:12,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:57:12,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:12,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:12,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:12,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:12,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:12,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:57:12,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:12,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:12,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:12,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:57:12,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:12,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:57:12,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:12,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:12,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:12,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:12,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:12,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:57:12,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:12,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:12,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:12,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:12,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:12,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:12,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:12,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:12,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:12,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:12,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:12,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 17:57:12,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:12,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:12,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:12,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:57:12,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:12,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:12,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:12,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:12,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:12,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:12,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:12,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:57:12,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:12,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:12,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:12,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:57:12,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:12,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:12,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:12,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:12,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:57:12,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:12,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:12,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2020-10-12 17:57:12,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:12,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:12,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:12,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:12,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:12,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:12,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:12,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:12,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:57:12,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:12,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:12,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2020-10-12 17:57:12,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:57:12,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:57:12,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:57:12,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:57:12,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:57:12,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:57:12,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:57:12,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:57:12,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:57:12,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:57:12,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:57:12,515 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 44 proven. 23 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2020-10-12 17:57:12,515 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [901101622] [2020-10-12 17:57:12,515 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:57:12,516 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-12 17:57:12,516 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142080667] [2020-10-12 17:57:12,516 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-12 17:57:12,516 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:57:12,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-12 17:57:12,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2020-10-12 17:57:12,517 INFO L87 Difference]: Start difference. First operand 1634 states and 2013 transitions. Second operand 20 states. [2020-10-12 17:57:13,081 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:57:13,935 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:57:14,339 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 17:57:14,926 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-12 17:57:15,590 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 17:57:15,990 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 17:57:16,531 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 195 [2020-10-12 17:57:16,809 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 17:57:17,166 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-10-12 17:57:17,497 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 17:57:17,819 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-10-12 17:57:18,316 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 196 [2020-10-12 17:57:18,643 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-12 17:57:18,991 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-10-12 17:57:19,472 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-10-12 17:57:19,911 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-10-12 17:57:21,787 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 17:57:22,114 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 17:57:22,543 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-10-12 17:57:22,814 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-10-12 17:57:24,073 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 17:57:24,410 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 17:57:24,699 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 17:57:24,978 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-10-12 17:57:25,258 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-10-12 17:57:25,589 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-10-12 17:57:26,086 WARN L193 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-10-12 17:57:27,763 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:57:28,092 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:57:28,338 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:57:28,699 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:57:28,942 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:57:29,198 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-12 17:57:29,458 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:57:29,735 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-12 17:57:30,001 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-12 17:57:30,328 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-12 17:57:30,812 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-10-12 17:57:31,435 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:57:31,953 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-10-12 17:57:32,442 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-12 17:57:32,752 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-10-12 17:57:35,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:57:35,024 INFO L93 Difference]: Finished difference Result 4622 states and 5999 transitions. [2020-10-12 17:57:35,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2020-10-12 17:57:35,028 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 259 [2020-10-12 17:57:35,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:57:35,029 INFO L225 Difference]: With dead ends: 4622 [2020-10-12 17:57:35,029 INFO L226 Difference]: Without dead ends: 0 [2020-10-12 17:57:35,044 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 246 GetRequests, 118 SyntacticMatches, 1 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6438 ImplicationChecksByTransitivity, 14.0s TimeCoverageRelationStatistics Valid=2086, Invalid=14426, Unknown=0, NotChecked=0, Total=16512 [2020-10-12 17:57:35,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-12 17:57:35,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-12 17:57:35,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-12 17:57:35,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-12 17:57:35,046 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 259 [2020-10-12 17:57:35,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:57:35,047 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-12 17:57:35,047 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-12 17:57:35,047 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-12 17:57:35,047 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-12 17:57:35,047 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-12 17:57:35,049 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-12 17:57:39,288 WARN L193 SmtUtils]: Spent 947.00 ms on a formula simplification. DAG size of input: 443 DAG size of output: 367 [2020-10-12 17:57:40,244 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 299 [2020-10-12 17:57:40,802 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-10-12 17:57:48,151 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 443 DAG size of output: 367 [2020-10-12 17:57:49,068 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 508 DAG size of output: 370 [2020-10-12 17:57:50,306 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-10-12 17:57:50,927 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 360 [2020-10-12 17:57:52,561 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 244 [2020-10-12 17:57:52,890 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 244 [2020-10-12 17:57:53,495 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 273 [2020-10-12 17:57:54,396 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 147 [2020-10-12 17:57:54,583 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 147 [2020-10-12 17:57:55,143 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 273 [2020-10-12 17:57:55,604 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 147 [2020-10-12 17:57:56,013 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 276 [2020-10-12 17:57:56,709 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 276 [2020-10-12 17:57:57,130 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 147 [2020-10-12 17:57:57,389 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 229 [2020-10-12 17:57:58,382 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 447 DAG size of output: 320 [2020-10-12 17:58:01,618 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 12 [2020-10-12 17:58:01,782 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 1 [2020-10-12 17:58:01,978 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 30 [2020-10-12 17:58:03,007 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 244 DAG size of output: 24 [2020-10-12 17:58:03,176 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 1 [2020-10-12 17:58:03,350 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 1 [2020-10-12 17:58:04,141 WARN L193 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 35 [2020-10-12 17:58:05,115 WARN L193 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 30 [2020-10-12 17:58:05,547 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 19 [2020-10-12 17:58:05,745 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 30 [2020-10-12 17:58:05,960 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 30 [2020-10-12 17:58:06,881 WARN L193 SmtUtils]: Spent 912.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 14 [2020-10-12 17:58:07,301 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 19 [2020-10-12 17:58:07,751 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 19 [2020-10-12 17:58:08,494 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 27 [2020-10-12 17:58:09,285 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 15 [2020-10-12 17:58:10,022 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 25 [2020-10-12 17:58:10,442 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 19 [2020-10-12 17:58:10,641 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:58:10,822 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-10-12 17:58:11,718 WARN L193 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 26 [2020-10-12 17:58:12,148 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 19 [2020-10-12 17:58:12,589 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 24 [2020-10-12 17:58:12,761 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 1 [2020-10-12 17:58:13,840 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 241 DAG size of output: 25 [2020-10-12 17:58:15,195 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 273 DAG size of output: 39 [2020-10-12 17:58:15,776 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 18 [2020-10-12 17:58:15,971 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 30 [2020-10-12 17:58:16,968 WARN L193 SmtUtils]: Spent 985.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 23 [2020-10-12 17:58:17,575 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 30 [2020-10-12 17:58:17,736 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 1 [2020-10-12 17:58:17,935 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 30 [2020-10-12 17:58:18,991 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 239 DAG size of output: 27 [2020-10-12 17:58:19,172 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-10-12 17:58:19,369 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 30 [2020-10-12 17:58:19,935 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 19 [2020-10-12 17:58:20,493 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 19 [2020-10-12 17:58:21,445 WARN L193 SmtUtils]: Spent 948.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 30 [2020-10-12 17:58:21,801 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 12 [2020-10-12 17:58:22,355 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 18 [2020-10-12 17:58:23,200 WARN L193 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 27 [2020-10-12 17:58:23,369 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 1 [2020-10-12 17:58:23,570 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 30 [2020-10-12 17:58:24,318 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 21 [2020-10-12 17:58:24,910 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 16 [2020-10-12 17:58:25,130 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-12 17:58:25,332 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 20 [2020-10-12 17:58:25,874 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 21 [2020-10-12 17:58:26,034 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 1 [2020-10-12 17:58:26,229 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 30 [2020-10-12 17:58:26,938 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 27 [2020-10-12 17:58:28,068 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 306 DAG size of output: 30 [2020-10-12 17:58:28,302 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 1 [2020-10-12 17:58:28,497 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 30 [2020-10-12 17:58:29,235 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 21 [2020-10-12 17:58:29,952 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 19 [2020-10-12 17:58:32,872 WARN L193 SmtUtils]: Spent 2.90 s on a formula simplification. DAG size of input: 377 DAG size of output: 55 [2020-10-12 17:58:34,292 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 193 DAG size of output: 26 [2020-10-12 17:58:34,472 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-10-12 17:58:34,905 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 19 [2020-10-12 17:58:35,729 WARN L193 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 32 [2020-10-12 17:58:37,248 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 183 DAG size of output: 25 [2020-10-12 17:58:38,807 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 270 DAG size of output: 27 [2020-10-12 17:58:39,818 WARN L193 SmtUtils]: Spent 997.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 24 [2020-10-12 17:58:39,822 INFO L268 CegarLoopResult]: For program point L758(lines 758 762) no Hoare annotation was computed. [2020-10-12 17:58:39,822 INFO L268 CegarLoopResult]: For program point L758-1(lines 758 762) no Hoare annotation was computed. [2020-10-12 17:58:39,822 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 727 782) no Hoare annotation was computed. [2020-10-12 17:58:39,823 INFO L268 CegarLoopResult]: For program point L753(line 753) no Hoare annotation was computed. [2020-10-12 17:58:39,823 INFO L268 CegarLoopResult]: For program point L752-2(lines 752 773) no Hoare annotation was computed. [2020-10-12 17:58:39,823 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 727 782) no Hoare annotation was computed. [2020-10-12 17:58:39,823 INFO L268 CegarLoopResult]: For program point L774(lines 751 775) no Hoare annotation was computed. [2020-10-12 17:58:39,823 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 727 782) no Hoare annotation was computed. [2020-10-12 17:58:39,823 INFO L268 CegarLoopResult]: For program point L828(line 828) no Hoare annotation was computed. [2020-10-12 17:58:39,823 INFO L268 CegarLoopResult]: For program point L828-1(line 828) no Hoare annotation was computed. [2020-10-12 17:58:39,823 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 783 842) no Hoare annotation was computed. [2020-10-12 17:58:39,824 INFO L268 CegarLoopResult]: For program point L815(lines 815 819) no Hoare annotation was computed. [2020-10-12 17:58:39,824 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 783 842) no Hoare annotation was computed. [2020-10-12 17:58:39,824 INFO L268 CegarLoopResult]: For program point L815-1(lines 815 819) no Hoare annotation was computed. [2020-10-12 17:58:39,824 INFO L268 CegarLoopResult]: For program point L810(line 810) no Hoare annotation was computed. [2020-10-12 17:58:39,824 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 783 842) no Hoare annotation was computed. [2020-10-12 17:58:39,825 INFO L268 CegarLoopResult]: For program point L809-2(lines 809 834) no Hoare annotation was computed. [2020-10-12 17:58:39,825 INFO L268 CegarLoopResult]: For program point L835(lines 808 836) no Hoare annotation was computed. [2020-10-12 17:58:39,825 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-10-12 17:58:39,825 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-10-12 17:58:39,825 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-10-12 17:58:39,825 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-10-12 17:58:39,825 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-10-12 17:58:39,826 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 651 673) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-12 17:58:39,826 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 651 673) no Hoare annotation was computed. [2020-10-12 17:58:39,826 INFO L264 CegarLoopResult]: At program point L663(line 663) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-12 17:58:39,826 INFO L264 CegarLoopResult]: At program point L663-1(line 663) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-12 17:58:39,826 INFO L268 CegarLoopResult]: For program point L661(lines 661 668) no Hoare annotation was computed. [2020-10-12 17:58:39,826 INFO L268 CegarLoopResult]: For program point L661-1(lines 661 668) no Hoare annotation was computed. [2020-10-12 17:58:39,826 INFO L268 CegarLoopResult]: For program point L659(line 659) no Hoare annotation was computed. [2020-10-12 17:58:39,827 INFO L264 CegarLoopResult]: At program point L658(line 658) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-12 17:58:39,827 INFO L264 CegarLoopResult]: At program point L657(line 657) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-12 17:58:39,827 INFO L264 CegarLoopResult]: At program point L657-1(line 657) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-12 17:58:39,827 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 651 673) no Hoare annotation was computed. [2020-10-12 17:58:39,827 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 609 632) no Hoare annotation was computed. [2020-10-12 17:58:39,827 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 609 632) no Hoare annotation was computed. [2020-10-12 17:58:39,827 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 609 632) no Hoare annotation was computed. [2020-10-12 17:58:39,827 INFO L268 CegarLoopResult]: For program point L627(line 627) no Hoare annotation was computed. [2020-10-12 17:58:39,828 INFO L268 CegarLoopResult]: For program point L626(line 626) no Hoare annotation was computed. [2020-10-12 17:58:39,828 INFO L268 CegarLoopResult]: For program point L625(line 625) no Hoare annotation was computed. [2020-10-12 17:58:39,828 INFO L268 CegarLoopResult]: For program point L624(line 624) no Hoare annotation was computed. [2020-10-12 17:58:39,828 INFO L268 CegarLoopResult]: For program point L623(line 623) no Hoare annotation was computed. [2020-10-12 17:58:39,828 INFO L268 CegarLoopResult]: For program point L622(line 622) no Hoare annotation was computed. [2020-10-12 17:58:39,828 INFO L268 CegarLoopResult]: For program point L621(line 621) no Hoare annotation was computed. [2020-10-12 17:58:39,828 INFO L268 CegarLoopResult]: For program point L620(line 620) no Hoare annotation was computed. [2020-10-12 17:58:39,828 INFO L268 CegarLoopResult]: For program point L619(line 619) no Hoare annotation was computed. [2020-10-12 17:58:39,828 INFO L268 CegarLoopResult]: For program point L618(line 618) no Hoare annotation was computed. [2020-10-12 17:58:39,828 INFO L268 CegarLoopResult]: For program point L617(line 617) no Hoare annotation was computed. [2020-10-12 17:58:39,828 INFO L268 CegarLoopResult]: For program point L616(line 616) no Hoare annotation was computed. [2020-10-12 17:58:39,828 INFO L268 CegarLoopResult]: For program point L615(line 615) no Hoare annotation was computed. [2020-10-12 17:58:39,829 INFO L268 CegarLoopResult]: For program point L614(line 614) no Hoare annotation was computed. [2020-10-12 17:58:39,829 INFO L268 CegarLoopResult]: For program point L160(lines 160 168) no Hoare annotation was computed. [2020-10-12 17:58:39,829 INFO L264 CegarLoopResult]: At program point L158(line 158) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1))) [2020-10-12 17:58:39,829 INFO L268 CegarLoopResult]: For program point L158-1(line 158) no Hoare annotation was computed. [2020-10-12 17:58:39,829 INFO L268 CegarLoopResult]: For program point L156(lines 156 173) no Hoare annotation was computed. [2020-10-12 17:58:39,829 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 152 176) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2))) [2020-10-12 17:58:39,829 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 152 176) no Hoare annotation was computed. [2020-10-12 17:58:39,829 INFO L264 CegarLoopResult]: At program point L171(line 171) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) (and .cse1 (= ~pumpRunning~0 0)) .cse2))) [2020-10-12 17:58:39,829 INFO L268 CegarLoopResult]: For program point L171-1(lines 152 176) no Hoare annotation was computed. [2020-10-12 17:58:39,829 INFO L264 CegarLoopResult]: At program point L166(line 166) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1))) [2020-10-12 17:58:39,829 INFO L264 CegarLoopResult]: At program point L162(line 162) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1))) [2020-10-12 17:58:39,830 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 330 344) no Hoare annotation was computed. [2020-10-12 17:58:39,830 INFO L264 CegarLoopResult]: At program point L336(line 336) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (= |old(~systemActive~0)| 1)) .cse0 (and (= 1 ~systemActive~0) .cse1)) (or .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (= |old(~systemActive~0)| 0) .cse0 (and (= |old(~systemActive~0)| ~systemActive~0) .cse1) (not (<= 2 ~waterLevel~0))))) [2020-10-12 17:58:39,830 INFO L268 CegarLoopResult]: For program point L334(lines 334 340) no Hoare annotation was computed. [2020-10-12 17:58:39,830 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 330 344) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (and (= |old(~systemActive~0)| ~systemActive~0) .cse1))) (and (or (not (= |old(~systemActive~0)| 1)) .cse0 (and (= 1 ~systemActive~0) .cse1)) (or .cse0 (not (= |old(~pumpRunning~0)| 0)) .cse2) (or (= |old(~systemActive~0)| 0) .cse0 .cse2 (not (<= 2 ~waterLevel~0)))))) [2020-10-12 17:58:39,830 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 330 344) no Hoare annotation was computed. [2020-10-12 17:58:39,830 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 247 255) no Hoare annotation was computed. [2020-10-12 17:58:39,830 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 247 255) the Hoare annotation is: true [2020-10-12 17:58:39,830 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 247 255) no Hoare annotation was computed. [2020-10-12 17:58:39,830 INFO L268 CegarLoopResult]: For program point L320(lines 320 324) no Hoare annotation was computed. [2020-10-12 17:58:39,830 INFO L271 CegarLoopResult]: At program point L318(line 318) the Hoare annotation is: true [2020-10-12 17:58:39,830 INFO L268 CegarLoopResult]: For program point L320-2(lines 320 324) no Hoare annotation was computed. [2020-10-12 17:58:39,830 INFO L268 CegarLoopResult]: For program point L318-1(line 318) no Hoare annotation was computed. [2020-10-12 17:58:39,830 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 311 329) the Hoare annotation is: true [2020-10-12 17:58:39,831 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 311 329) no Hoare annotation was computed. [2020-10-12 17:58:39,831 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 311 329) no Hoare annotation was computed. [2020-10-12 17:58:39,831 INFO L268 CegarLoopResult]: For program point L286(line 286) no Hoare annotation was computed. [2020-10-12 17:58:39,831 INFO L268 CegarLoopResult]: For program point L286-1(line 286) no Hoare annotation was computed. [2020-10-12 17:58:39,831 INFO L268 CegarLoopResult]: For program point L275(lines 275 283) no Hoare annotation was computed. [2020-10-12 17:58:39,831 INFO L268 CegarLoopResult]: For program point L275-2(lines 275 283) no Hoare annotation was computed. [2020-10-12 17:58:39,831 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 256 291) no Hoare annotation was computed. [2020-10-12 17:58:39,831 INFO L268 CegarLoopResult]: For program point L263(lines 263 271) no Hoare annotation was computed. [2020-10-12 17:58:39,831 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 256 291) no Hoare annotation was computed. [2020-10-12 17:58:39,831 INFO L268 CegarLoopResult]: For program point L263-2(lines 263 271) no Hoare annotation was computed. [2020-10-12 17:58:39,832 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 256 291) no Hoare annotation was computed. [2020-10-12 17:58:39,832 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-10-12 17:58:39,832 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-10-12 17:58:39,832 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 681 726) no Hoare annotation was computed. [2020-10-12 17:58:39,832 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 681 726) no Hoare annotation was computed. [2020-10-12 17:58:39,832 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 681 726) no Hoare annotation was computed. [2020-10-12 17:58:39,832 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 994 1039) no Hoare annotation was computed. [2020-10-12 17:58:39,832 INFO L268 CegarLoopResult]: For program point L1014(lines 1014 1021) no Hoare annotation was computed. [2020-10-12 17:58:39,832 INFO L268 CegarLoopResult]: For program point L1008(lines 1008 1028) no Hoare annotation was computed. [2020-10-12 17:58:39,833 INFO L268 CegarLoopResult]: For program point L1008-1(lines 1008 1028) no Hoare annotation was computed. [2020-10-12 17:58:39,833 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 994 1039) no Hoare annotation was computed. [2020-10-12 17:58:39,833 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 994 1039) no Hoare annotation was computed. [2020-10-12 17:58:39,833 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 640 650) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-12 17:58:39,833 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 640 650) no Hoare annotation was computed. [2020-10-12 17:58:39,833 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 640 650) no Hoare annotation was computed. [2020-10-12 17:58:39,833 INFO L264 CegarLoopResult]: At program point L645(line 645) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-12 17:58:39,834 INFO L271 CegarLoopResult]: At program point L241(line 241) the Hoare annotation is: true [2020-10-12 17:58:39,834 INFO L268 CegarLoopResult]: For program point L241-1(line 241) no Hoare annotation was computed. [2020-10-12 17:58:39,834 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 236 246) the Hoare annotation is: true [2020-10-12 17:58:39,834 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 236 246) no Hoare annotation was computed. [2020-10-12 17:58:39,834 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 236 246) no Hoare annotation was computed. [2020-10-12 17:58:39,834 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 228 235) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 (= 0 ~systemActive~0) .cse1 (not (<= 2 ~waterLevel~0))) (or .cse0 .cse1 (not (= 1 ~systemActive~0))))) [2020-10-12 17:58:39,834 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 228 235) no Hoare annotation was computed. [2020-10-12 17:58:39,834 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 228 235) no Hoare annotation was computed. [2020-10-12 17:58:39,834 INFO L268 CegarLoopResult]: For program point L558(lines 558 564) no Hoare annotation was computed. [2020-10-12 17:58:39,835 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 554 567) no Hoare annotation was computed. [2020-10-12 17:58:39,835 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 554 567) the Hoare annotation is: true [2020-10-12 17:58:39,835 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 554 567) no Hoare annotation was computed. [2020-10-12 17:58:39,835 INFO L264 CegarLoopResult]: At program point L192(line 192) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) .cse1) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1))) [2020-10-12 17:58:39,835 INFO L264 CegarLoopResult]: At program point L188(line 188) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= 0 processEnvironment_~tmp~2)) (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) .cse1) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1))) [2020-10-12 17:58:39,835 INFO L268 CegarLoopResult]: For program point L186(lines 186 194) no Hoare annotation was computed. [2020-10-12 17:58:39,835 INFO L264 CegarLoopResult]: At program point L184(line 184) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1))) [2020-10-12 17:58:39,835 INFO L268 CegarLoopResult]: For program point L184-1(line 184) no Hoare annotation was computed. [2020-10-12 17:58:39,836 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 178 202) no Hoare annotation was computed. [2020-10-12 17:58:39,836 INFO L268 CegarLoopResult]: For program point L182(lines 182 199) no Hoare annotation was computed. [2020-10-12 17:58:39,836 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 178 202) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0))) [2020-10-12 17:58:39,836 INFO L264 CegarLoopResult]: At program point L197(line 197) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-12 17:58:39,836 INFO L268 CegarLoopResult]: For program point L197-1(lines 178 202) no Hoare annotation was computed. [2020-10-12 17:58:39,836 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 118 124) no Hoare annotation was computed. [2020-10-12 17:58:39,836 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 118 124) the Hoare annotation is: true [2020-10-12 17:58:39,836 INFO L264 CegarLoopResult]: At program point L417(lines 366 418) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:58:39,837 INFO L264 CegarLoopResult]: At program point testENTRY(lines 357 424) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-12 17:58:39,837 INFO L264 CegarLoopResult]: At program point L407(line 407) the Hoare annotation is: (let ((.cse0 (= ~methAndRunningLastTime~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0) .cse0) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) .cse0) (and (= 1 ~systemActive~0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)))) [2020-10-12 17:58:39,837 INFO L268 CegarLoopResult]: For program point testFINAL(lines 357 424) no Hoare annotation was computed. [2020-10-12 17:58:39,837 INFO L268 CegarLoopResult]: For program point L405(lines 405 411) no Hoare annotation was computed. [2020-10-12 17:58:39,837 INFO L264 CegarLoopResult]: At program point L405-1(lines 397 412) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~systemActive~0) (= ~methAndRunningLastTime~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (= 0 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-12 17:58:39,837 INFO L268 CegarLoopResult]: For program point L368(lines 367 416) no Hoare annotation was computed. [2020-10-12 17:58:39,837 INFO L264 CegarLoopResult]: At program point L399(line 399) the Hoare annotation is: (let ((.cse0 (= ~methAndRunningLastTime~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) .cse0) (and (not (= 0 ~systemActive~0)) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)))) [2020-10-12 17:58:39,837 INFO L268 CegarLoopResult]: For program point L397(lines 397 412) no Hoare annotation was computed. [2020-10-12 17:58:39,838 INFO L264 CegarLoopResult]: At program point L389(line 389) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~systemActive~0) .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse2))) [2020-10-12 17:58:39,838 INFO L268 CegarLoopResult]: For program point L387(lines 387 393) no Hoare annotation was computed. [2020-10-12 17:58:39,838 INFO L268 CegarLoopResult]: For program point L387-1(lines 387 393) no Hoare annotation was computed. [2020-10-12 17:58:39,838 INFO L264 CegarLoopResult]: At program point L414(lines 367 416) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~systemActive~0) .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse2))) [2020-10-12 17:58:39,838 INFO L264 CegarLoopResult]: At program point L379(line 379) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~systemActive~0) .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse2))) [2020-10-12 17:58:39,838 INFO L268 CegarLoopResult]: For program point L377(lines 377 383) no Hoare annotation was computed. [2020-10-12 17:58:39,838 INFO L268 CegarLoopResult]: For program point L377-1(lines 377 383) no Hoare annotation was computed. [2020-10-12 17:58:39,838 INFO L268 CegarLoopResult]: For program point L369(lines 369 373) no Hoare annotation was computed. [2020-10-12 17:58:39,839 INFO L268 CegarLoopResult]: For program point testEXIT(lines 357 424) no Hoare annotation was computed. [2020-10-12 17:58:39,839 INFO L268 CegarLoopResult]: For program point L962-1(lines 962 982) no Hoare annotation was computed. [2020-10-12 17:58:39,839 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 948 993) no Hoare annotation was computed. [2020-10-12 17:58:39,839 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 948 993) no Hoare annotation was computed. [2020-10-12 17:58:39,839 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 948 993) no Hoare annotation was computed. [2020-10-12 17:58:39,839 INFO L268 CegarLoopResult]: For program point L968(lines 968 975) no Hoare annotation was computed. [2020-10-12 17:58:39,839 INFO L268 CegarLoopResult]: For program point L962(lines 962 982) no Hoare annotation was computed. [2020-10-12 17:58:39,839 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 203 210) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-12 17:58:39,839 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 203 210) no Hoare annotation was computed. [2020-10-12 17:58:39,840 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 203 210) no Hoare annotation was computed. [2020-10-12 17:58:39,840 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 568 576) no Hoare annotation was computed. [2020-10-12 17:58:39,840 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 568 576) the Hoare annotation is: true [2020-10-12 17:58:39,840 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 568 576) no Hoare annotation was computed. [2020-10-12 17:58:39,840 INFO L268 CegarLoopResult]: For program point L450-1(line 450) no Hoare annotation was computed. [2020-10-12 17:58:39,840 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 444 472) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 (not (= 0 ~systemActive~0)) .cse1) (or .cse0 .cse2 .cse1 .cse3) (or (not (= ~methaneLevelCritical~0 0)) .cse2 .cse1 .cse3))) [2020-10-12 17:58:39,840 INFO L264 CegarLoopResult]: At program point L459(line 459) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 (not (= 0 ~systemActive~0))) (or (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2))) [2020-10-12 17:58:39,840 INFO L268 CegarLoopResult]: For program point L457(lines 457 463) no Hoare annotation was computed. [2020-10-12 17:58:39,841 INFO L268 CegarLoopResult]: For program point L456(lines 456 466) no Hoare annotation was computed. [2020-10-12 17:58:39,841 INFO L264 CegarLoopResult]: At program point L454(line 454) the Hoare annotation is: (let ((.cse2 (and (or (<= ~methaneLevelCritical~0 __utac_acc__Specification2_spec__2_~tmp~7) (< 0 (+ __utac_acc__Specification2_spec__2_~tmp~7 1))) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (or (<= __utac_acc__Specification2_spec__2_~tmp~7 0) (<= __utac_acc__Specification2_spec__2_~tmp~7 ~methaneLevelCritical~0)))) (.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 0 ~systemActive~0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1) (or .cse5 .cse3 .cse4))) [2020-10-12 17:58:39,841 INFO L268 CegarLoopResult]: For program point L454-1(line 454) no Hoare annotation was computed. [2020-10-12 17:58:39,841 INFO L268 CegarLoopResult]: For program point L452(lines 452 469) no Hoare annotation was computed. [2020-10-12 17:58:39,841 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 444 472) no Hoare annotation was computed. [2020-10-12 17:58:39,841 INFO L268 CegarLoopResult]: For program point L452-1(lines 444 472) no Hoare annotation was computed. [2020-10-12 17:58:39,841 INFO L264 CegarLoopResult]: At program point L450(line 450) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 (not (= 0 ~systemActive~0)) .cse1) (or .cse0 .cse2 .cse1 .cse3) (or (not (= ~methaneLevelCritical~0 0)) .cse2 .cse1 .cse3))) [2020-10-12 17:58:39,841 INFO L268 CegarLoopResult]: For program point L530-2(lines 530 538) no Hoare annotation was computed. [2020-10-12 17:58:39,841 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 522 544) no Hoare annotation was computed. [2020-10-12 17:58:39,842 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 522 544) no Hoare annotation was computed. [2020-10-12 17:58:39,842 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 522 544) no Hoare annotation was computed. [2020-10-12 17:58:39,842 INFO L268 CegarLoopResult]: For program point L530(lines 530 538) no Hoare annotation was computed. [2020-10-12 17:58:39,842 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 436 443) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-12 17:58:39,842 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 436 443) no Hoare annotation was computed. [2020-10-12 17:58:39,842 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 436 443) no Hoare annotation was computed. [2020-10-12 17:58:39,842 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-10-12 17:58:39,842 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-10-12 17:58:39,842 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-10-12 17:58:39,842 INFO L268 CegarLoopResult]: For program point L896(lines 896 900) no Hoare annotation was computed. [2020-10-12 17:58:39,843 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 845 947) no Hoare annotation was computed. [2020-10-12 17:58:39,843 INFO L268 CegarLoopResult]: For program point L894-2(lines 894 914) no Hoare annotation was computed. [2020-10-12 17:58:39,843 INFO L268 CegarLoopResult]: For program point L915(lines 893 916) no Hoare annotation was computed. [2020-10-12 17:58:39,843 INFO L268 CegarLoopResult]: For program point L874(lines 874 890) no Hoare annotation was computed. [2020-10-12 17:58:39,843 INFO L268 CegarLoopResult]: For program point L934(lines 934 941) no Hoare annotation was computed. [2020-10-12 17:58:39,843 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 845 947) no Hoare annotation was computed. [2020-10-12 17:58:39,843 INFO L268 CegarLoopResult]: For program point L895(lines 894 914) no Hoare annotation was computed. [2020-10-12 17:58:39,843 INFO L268 CegarLoopResult]: For program point L926(line 926) no Hoare annotation was computed. [2020-10-12 17:58:39,843 INFO L268 CegarLoopResult]: For program point L926-1(line 926) no Hoare annotation was computed. [2020-10-12 17:58:39,843 INFO L268 CegarLoopResult]: For program point L891(lines 891 932) no Hoare annotation was computed. [2020-10-12 17:58:39,844 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 845 947) no Hoare annotation was computed. [2020-10-12 17:58:39,844 INFO L268 CegarLoopResult]: For program point L910(line 910) no Hoare annotation was computed. [2020-10-12 17:58:39,844 INFO L268 CegarLoopResult]: For program point L910-1(line 910) no Hoare annotation was computed. [2020-10-12 17:58:39,844 INFO L268 CegarLoopResult]: For program point L869(lines 869 873) no Hoare annotation was computed. [2020-10-12 17:58:39,844 INFO L268 CegarLoopResult]: For program point L933(lines 933 944) no Hoare annotation was computed. [2020-10-12 17:58:39,844 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:58:39,844 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-12 17:58:39,845 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:58:39,845 INFO L264 CegarLoopResult]: At program point L222(line 222) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 (and (= ~methaneLevelCritical~0 activatePump_~tmp~3) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse2 .cse3) (or .cse0 (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) .cse1 .cse2 .cse3))) [2020-10-12 17:58:39,845 INFO L268 CegarLoopResult]: For program point L222-1(lines 211 227) no Hoare annotation was computed. [2020-10-12 17:58:39,845 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 211 227) no Hoare annotation was computed. [2020-10-12 17:58:39,845 INFO L268 CegarLoopResult]: For program point L218(lines 218 224) no Hoare annotation was computed. [2020-10-12 17:58:39,845 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 211 227) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-12 17:58:39,845 INFO L264 CegarLoopResult]: At program point L216(line 216) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-12 17:58:39,845 INFO L268 CegarLoopResult]: For program point L216-1(line 216) no Hoare annotation was computed. [2020-10-12 17:58:39,846 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 292 310) no Hoare annotation was computed. [2020-10-12 17:58:39,846 INFO L268 CegarLoopResult]: For program point L301(lines 301 305) no Hoare annotation was computed. [2020-10-12 17:58:39,846 INFO L271 CegarLoopResult]: At program point L299(line 299) the Hoare annotation is: true [2020-10-12 17:58:39,846 INFO L268 CegarLoopResult]: For program point L301-2(lines 301 305) no Hoare annotation was computed. [2020-10-12 17:58:39,846 INFO L268 CegarLoopResult]: For program point L299-1(line 299) no Hoare annotation was computed. [2020-10-12 17:58:39,846 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 292 310) the Hoare annotation is: true [2020-10-12 17:58:39,846 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 292 310) no Hoare annotation was computed. [2020-10-12 17:58:39,846 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 545 553) no Hoare annotation was computed. [2020-10-12 17:58:39,846 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 545 553) no Hoare annotation was computed. [2020-10-12 17:58:39,847 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 545 553) no Hoare annotation was computed. [2020-10-12 17:58:39,847 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 501 512) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 (not (= 0 ~systemActive~0)) .cse2) (or .cse0 (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0)) .cse3 (not (= |old(~methaneLevelCritical~0)| 0))) (or .cse0 .cse1 .cse3 .cse2))) [2020-10-12 17:58:39,847 INFO L268 CegarLoopResult]: For program point L505-1(lines 501 512) no Hoare annotation was computed. [2020-10-12 17:58:39,847 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 501 512) no Hoare annotation was computed. [2020-10-12 17:58:39,847 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:58:39,847 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-12 17:58:39,847 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:58:39,847 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 513 521) the Hoare annotation is: true [2020-10-12 17:58:39,848 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 513 521) no Hoare annotation was computed. [2020-10-12 17:58:39,848 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 513 521) no Hoare annotation was computed. [2020-10-12 17:58:39,848 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 94 117) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or .cse0 (not (= 1 ~systemActive~0)) (not (= |old(~methAndRunningLastTime~0)| 0))) (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 17:58:39,848 INFO L264 CegarLoopResult]: At program point L107(line 107) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (and .cse4 .cse5))) (and (or .cse0 .cse1 .cse2) (or .cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse2) (or (not (= 0 ~systemActive~0)) .cse3) (or (= ~waterLevel~0 1) (not (= |old(~waterLevel~0)| 2)) .cse0 (= ~pumpRunning~0 0) .cse2) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse4 .cse5) .cse3) (or (not (= ~methaneLevelCritical~0 0)) .cse1)))) [2020-10-12 17:58:39,848 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 94 117) no Hoare annotation was computed. [2020-10-12 17:58:39,848 INFO L264 CegarLoopResult]: At program point L105(lines 105 111) the Hoare annotation is: (let ((.cse9 (= ~methaneLevelCritical~0 0)) (.cse6 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (let ((.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (not (= |old(~pumpRunning~0)| 0))) (.cse8 (and .cse9 .cse6)) (.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= |old(~waterLevel~0)| 2))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse12 (= ~pumpRunning~0 0)) (.cse10 (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0)))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 (= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (or (and .cse4 .cse5 .cse6) .cse7 .cse8) (or (and .cse4 .cse5) (not (= 0 ~systemActive~0)) .cse7) (or .cse4 .cse2 .cse7 .cse3) (or (not .cse9) .cse8) (or .cse0 .cse10 .cse5 .cse1 .cse2 .cse3) (let ((.cse11 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (or (and .cse5 .cse11) (and .cse11 .cse12) (and (<= 2 ~waterLevel~0) .cse11) .cse2 .cse3)) (or (and .cse12 (= ~methAndRunningLastTime~0 0)) .cse10 .cse2 .cse3)))) [2020-10-12 17:58:39,848 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 94 117) no Hoare annotation was computed. [2020-10-12 17:58:39,848 INFO L264 CegarLoopResult]: At program point L100(line 100) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or .cse0 (not (= 1 ~systemActive~0)) (not (= |old(~methAndRunningLastTime~0)| 0))) (or (not (= ~methaneLevelCritical~0 0)) .cse0) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-12 17:58:39,849 INFO L268 CegarLoopResult]: For program point L98(lines 97 116) no Hoare annotation was computed. [2020-10-12 17:58:39,849 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 579 608) no Hoare annotation was computed. [2020-10-12 17:58:39,849 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 579 608) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 17:58:39,849 INFO L271 CegarLoopResult]: At program point L604(lines 579 608) the Hoare annotation is: true [2020-10-12 17:58:39,849 INFO L268 CegarLoopResult]: For program point L600(line 600) no Hoare annotation was computed. [2020-10-12 17:58:39,849 INFO L268 CegarLoopResult]: For program point L593(lines 593 597) no Hoare annotation was computed. [2020-10-12 17:58:39,849 INFO L264 CegarLoopResult]: At program point L593-1(lines 593 597) the Hoare annotation is: (or (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:58:39,849 INFO L268 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2020-10-12 17:58:39,849 INFO L264 CegarLoopResult]: At program point L589-2(lines 589 603) the Hoare annotation is: (or (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:58:39,849 INFO L264 CegarLoopResult]: At program point L585(line 585) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 17:58:39,849 INFO L268 CegarLoopResult]: For program point L585-1(line 585) no Hoare annotation was computed. [2020-10-12 17:58:39,849 INFO L268 CegarLoopResult]: For program point L481-1(lines 477 488) no Hoare annotation was computed. [2020-10-12 17:58:39,849 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 477 488) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 1 ~systemActive~0))) [2020-10-12 17:58:39,850 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 477 488) no Hoare annotation was computed. [2020-10-12 17:58:39,850 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 633 639) no Hoare annotation was computed. [2020-10-12 17:58:39,850 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 633 639) the Hoare annotation is: true [2020-10-12 17:58:39,850 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:58:39,850 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-10-12 17:58:39,850 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-12 17:58:39,850 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:58:39,850 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 345 352) no Hoare annotation was computed. [2020-10-12 17:58:39,850 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 345 352) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| ~systemActive~0)) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 (not (= ~pumpRunning~0 0))) (or .cse0 (= |old(~systemActive~0)| 0) .cse1))) [2020-10-12 17:58:39,850 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 345 352) no Hoare annotation was computed. [2020-10-12 17:58:39,850 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 126 150) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2))) [2020-10-12 17:58:39,850 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 126 150) no Hoare annotation was computed. [2020-10-12 17:58:39,850 INFO L264 CegarLoopResult]: At program point L145(line 145) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1))) [2020-10-12 17:58:39,850 INFO L268 CegarLoopResult]: For program point L145-1(lines 126 150) no Hoare annotation was computed. [2020-10-12 17:58:39,851 INFO L264 CegarLoopResult]: At program point L140(line 140) the Hoare annotation is: (let ((.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (and .cse0 (<= processEnvironment__wrappee__highWaterSensor_~tmp~0 0) (< 0 (+ processEnvironment__wrappee__highWaterSensor_~tmp~0 1))) .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse1 (not (= ~methaneLevelCritical~0 0)) (and .cse0 (= ~pumpRunning~0 0)) .cse2))) [2020-10-12 17:58:39,851 INFO L264 CegarLoopResult]: At program point L136(line 136) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (and .cse1 (<= 2 ~waterLevel~0)) .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) (and .cse1 (= ~pumpRunning~0 0)) .cse2))) [2020-10-12 17:58:39,851 INFO L268 CegarLoopResult]: For program point L134(lines 134 142) no Hoare annotation was computed. [2020-10-12 17:58:39,851 INFO L264 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) (and .cse1 (= ~pumpRunning~0 0)) .cse2))) [2020-10-12 17:58:39,851 INFO L268 CegarLoopResult]: For program point L132-1(line 132) no Hoare annotation was computed. [2020-10-12 17:58:39,851 INFO L268 CegarLoopResult]: For program point L130(lines 130 147) no Hoare annotation was computed. [2020-10-12 17:58:39,851 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 489 500) no Hoare annotation was computed. [2020-10-12 17:58:39,851 INFO L268 CegarLoopResult]: For program point L493-1(lines 489 500) no Hoare annotation was computed. [2020-10-12 17:58:39,852 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 489 500) the Hoare annotation is: (let ((.cse2 (not (= ~pumpRunning~0 0))) (.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= 0 ~systemActive~0))) (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse3))) [2020-10-12 17:58:39,852 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 426 433) no Hoare annotation was computed. [2020-10-12 17:58:39,852 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 430) no Hoare annotation was computed. [2020-10-12 17:58:39,852 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 426 433) the Hoare annotation is: true [2020-10-12 17:58:39,852 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 426 433) no Hoare annotation was computed. [2020-10-12 17:58:39,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 05:58:39 BoogieIcfgContainer [2020-10-12 17:58:39,876 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-12 17:58:39,877 INFO L168 Benchmark]: Toolchain (without parser) took 157632.59 ms. Allocated memory was 140.5 MB in the beginning and 2.1 GB in the end (delta: 2.0 GB). Free memory was 101.4 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. [2020-10-12 17:58:39,878 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 140.5 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-12 17:58:39,879 INFO L168 Benchmark]: CACSL2BoogieTranslator took 623.56 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 101.1 MB in the beginning and 169.2 MB in the end (delta: -68.1 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. [2020-10-12 17:58:39,879 INFO L168 Benchmark]: Boogie Preprocessor took 119.83 ms. Allocated memory is still 203.9 MB. Free memory was 169.2 MB in the beginning and 165.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-10-12 17:58:39,880 INFO L168 Benchmark]: RCFGBuilder took 1124.53 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 165.3 MB in the beginning and 188.0 MB in the end (delta: -22.7 MB). Peak memory consumption was 79.5 MB. Max. memory is 7.1 GB. [2020-10-12 17:58:39,880 INFO L168 Benchmark]: TraceAbstraction took 155760.07 ms. Allocated memory was 235.4 MB in the beginning and 2.1 GB in the end (delta: 1.9 GB). Free memory was 186.6 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. [2020-10-12 17:58:39,882 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 140.5 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 623.56 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 101.1 MB in the beginning and 169.2 MB in the end (delta: -68.1 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 119.83 ms. Allocated memory is still 203.9 MB. Free memory was 169.2 MB in the beginning and 165.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1124.53 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 165.3 MB in the beginning and 188.0 MB in the end (delta: -22.7 MB). Peak memory consumption was 79.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 155760.07 ms. Allocated memory was 235.4 MB in the beginning and 2.1 GB in the end (delta: 1.9 GB). Free memory was 186.6 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 430]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0 || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 579]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 366]: Loop Invariant Derived loop invariant: (((((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || methaneLevelCritical == 0) || !(\old(pumpRunning) == 0)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - InvariantResult [Line: 367]: Loop Invariant Derived loop invariant: ((((((((1 == systemActive && pumpRunning == 0) && methAndRunningLastTime == 0) || !(\old(systemActive) == 1)) || ((0 == systemActive && pumpRunning == 0) && methAndRunningLastTime == 0)) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || !(\old(methAndRunningLastTime) == 0)) || ((1 == systemActive && methaneLevelCritical == 0) && methAndRunningLastTime == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 267 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 90.8s, OverallIterations: 7, TraceHistogramMax: 6, AutomataDifference: 57.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 64.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1423 SDtfs, 7436 SDslu, 2494 SDs, 0 SdLazy, 15901 SolverSat, 6221 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 24.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 786 GetRequests, 428 SyntacticMatches, 8 SemanticMatches, 350 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9122 ImplicationChecksByTransitivity, 27.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2666occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.7s AutomataMinimizationTime, 7 MinimizatonAttempts, 2388 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 75 LocationsWithAnnotation, 4401 PreInvPairs, 5746 NumberOfFragments, 2424 HoareAnnotationTreeSize, 4401 FomulaSimplifications, 364575326 FormulaSimplificationTreeSizeReduction, 26.1s HoareSimplificationTime, 75 FomulaSimplificationsInter, 3401143 FormulaSimplificationTreeSizeReductionInter, 38.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 31.1s InterpolantComputationTime, 1020 NumberOfCodeBlocks, 1020 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1013 ConstructedInterpolants, 0 QuantifiedInterpolants, 518466 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 3 PerfectInterpolantSequences, 296/327 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...